Learn how viruses lingering in sewage can enter bodies of water, posing a public health risk that may be on the rise as climate change brings more rain.

Learn about the Lapedo child, an ancient human with Neanderthal features who was buried at a rock shelter in Portugal between 27,780 years and 28,550 years ago.

Learn about Flagstones, a circular enclosure in southern Britain that is now dated to around 3200 B.C.E The site, which was used for ancient burials, now predates Stonehenge.

Learn about the ozone hole above Antarctica that is now confirmed to be shrinking due to reductions of harmful chlorofluorocarbons in the atmosphere.

Learn about the storm that brought 16 billion tons of snow to Greenland in March 2022, inspiring scientists to study the impact of atmospheric rivers on the Arctic.

Learn about NASA's SPHEREx mission, which will launch on March 7, 2025 to study the universe's early history and search the Milky Way for signs of water.

Learn how the excessive cleanliness of the International Space Station poses health problems for astronauts and why scientists are looking to microbes for solutions.

Learn about NASA's Lunar Trailblazer and IM-2, two missions that will soon launch into space to find clues on the presence of water underneath the Moon's surface.